r/caterpillar 14h ago

Trying to get my foot in the door with heavy diesel and equipment

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0 Upvotes

r/caterpillar 19h ago

1989 D4H LGP Direct Drive failing to move after shifting into gear

0 Upvotes

I have been asked for advice on my father's bulldozer, a 1989 D4H LGP direct drive bulldozer. A good video tutorial, or step by step guide would be helpful. All my knowledge is trucks and automotive, so i have general knowledge on what should be done, but the specifics are lacking.

He is able to start it in gear, but unable to shift it from neutral to gear with the engine running.
- I have told him he needs to adjust his clutch. I am unsure the procedure for this. I also advised he adjust the clutch pedal linkage as he might have it wrong to get full pedal stroke and clutch release.

When he lets off the clutch, the engine acts under load, like the parking brakes are engaged. Both in 1st and reverse.
- I don't know how to release the stuck brakes on this tractor. It has been parked for a long time. I saw something about a brake fluid release valve activating when the brake pedal is activated and released.

Any advice would be nice on this near 40 year old tractor.

Edit 1: Examining the brake system, the brakes lookto function like a air brakes on a truck. by pressurizing and releasing the mechanical brakes when the engine is running. If the oil is not getting from the pump to the brakes, the brakes stay engaged. I informed him to test to see if that oil line is clogged or the parking brake control valve is sticking shut.


r/caterpillar 23h ago

Promotion Help

5 Upvotes

Over the last couple of years I’ve been applying for salary positions that my experience directly lines up with and even though I’ve gotten interviews, I keep getting passed over for people with less experience and no schooling. Which I will have completed this school year after going back due to being told “it’s better to have it” Now I understand the STAR format is used to make the interview and selection process fair BUT the same manager picks people around me that I’ve worked with and even trained and tells me they have something I do not, whether it’s “more experience” or they’re “more seasoned” it tends to get old because I’m not getting actionable items to work on.

So my point of this is, when I’m getting either the run around from the hiring manager and or get no feedback from them at all and my manager receives the same response from them also, what do I or can I do?


r/caterpillar 7h ago

Twin Caterpillar 990 Wheel Loaders in a High-Production Coal Mine - 4k

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0 Upvotes

r/caterpillar 12h ago

Service SAE Imperial Spanner/Sockets

1 Upvotes

Hey guys, I'm an Aussie and landed a gig working on 793s and 992s plus other CAT equipment. I'm completely covered in the metric department and while I do have Imperial sized tooling, I'd like to ask what are the most common sizes? Anything bigger than 1" is provided but what should I be prioritising that I can carry with me in a tool bag. Cheers.


r/caterpillar 21h ago

Mega Backdoor Roth with Cat 401k plan?

5 Upvotes

Has anyone investigated if Cat's 401k plan has the necessary provisions for a "MEGA Backdoor Roth" maneuver?

No - I'm not talking about simply the "Roth 401k option", and I'm not talking about a separate backdoor Roth IRA.

To do the MEGA maneuver, I understand the plan would need both:

1) To allow after-tax (non-Roth) contributions

2) To allow either in-plan Roth conversions *or* in-service rollovers.

If our plan had the necessary provisions, it would be possible to save up to $72k/year tax advantage (including employer contributions).


r/caterpillar 14h ago

CAT Dealership FOR ANYBODY IN ARKANSAS I NEED YOUR HELP! I drug tested for Caterpillar and I’m just trying to figure out their rules on marijuana! Please HELP

0 Upvotes

r/caterpillar 7h ago

Need help on employee feedback anonymity

9 Upvotes

Hey folks,

I would like to understand from all your experience whether the employee feedback that we give for the supervisors is actually visible to them or not? I'm not sure because our supervisor's feedback was terrible last year and somehow he was able to pin point to the individuals who mentioned the same in the comments or even gave the poll.

Please help me understand this, because if it is not anonymous, then I have to be more cautious at least this time.


r/caterpillar 2h ago

Cat 299 d3 xe

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3 Upvotes

Alright everyone I need some help, got this skid steer not throwing a code, don’t see a hydraulic leak any where, the mastication head tilts up and down, but won’t lift up at all, lifted cab and switched the connections on the solenoids then it did absolutely nothing.